<?php

$jige = 75;

$css = 80;
$js = 70;
$wangye = 60;
$avg = ( $css + $js + $wangye )/3;
$avg + round($avg,2);

?>
<!doctype html>
<html lang="en">
<head>
         <meta charset="UTF-8"
               <title>Docun=ment</title>
</head>
<body>
    <P>abc</p>
    平均分的及格线=<?php echo $jige; ?></br>
    样式表=<?php echo $css; ?> <br/>
    网页设计=<?php echo $wangye; ?><br/>
    js=<?php echo $js; ?><br/>
    你的平均分=<?php echo $avg; ?><br/>
    你的分数=<?php if($avg >= $jige) : ?>
    <span style= "color:green" > 及格</span>
    <?php else :?>
    <span style= "color:red "> 不及格</span>
    <?php endif ;?>
</body>
</html>

